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set test "postgres"

# Test sdt support in postgres.

global env

if {! [info exists env(SYSTEMTAP_TEST_SDT)]} {
    unsupported "postgres (\"SYSTEMTAP_TEST_SDT\" not in env)"
    return
}

########## Create /tmp/stap-postgres.stp ########## 
set postgresbuild "[pwd]/postgresql-8.3.6/bld"
set postgresdir "[pwd]/postgresql-8.3.6/install/"
set pgdata "/tmp/stap-postgres"


set fp [open "$pgdata.stp" "w"]
puts $fp "
probe process(\"$postgresdir/bin/postgres\").mark(\"transaction__start\")
{
  printf(\"%s %#x\\n\", \$\$name, \$arg1);
}
probe process(\"$postgresdir/bin/postgres\").mark(\"transaction__commit\")
{
  printf(\"%s %#x\\n\", \$\$name, \$arg1);
}
probe process(\"$postgresdir/bin/postgres\").mark(\"transaction__abort\")
{
  printf(\"%s %#x\\n\", \$\$name, \$arg1);
}
probe process(\"$postgresdir/bin/postgres\").mark(\"lock__startwait\")
{
  printf(\"%s %#x %#x\\n\", \$\$name, \$arg1, \$arg2);
}
probe process(\"$postgresdir/bin/postgres\").mark(\"lock__endwait\")
{
  printf(\"%s %#x %#x\\n\", \$\$name, \$arg1, \$arg2);
}
probe process(\"$postgresdir/bin/postgres\").mark(\"lwlock__endwait\")
{
  printf(\"%s %#x %#x\\n\", \$\$name, \$arg1, \$arg2);
}
probe process(\"$postgresdir/bin/postgres\").mark(\"lwlock__acquire\")
{
  printf(\"%s %#x %#x\\n\", \$\$name, \$arg1, \$arg2);
}
probe process(\"$postgresdir/bin/postgres\").mark(\"lwlock__condacquire__fail\")
{
  printf(\"%s %#x %#x\\n\", \$\$name, 
  	 \$arg1, \$arg2);
}
probe process(\"$postgresdir/bin/postgres\").mark(\"lwlock__condacquire\")
{
  printf(\"%s %#x %#x\\n\", \$\$name, \$arg1, \$arg2);
}
probe process(\"$postgresdir/bin/postgres\").mark(\"lwlock__release\")
{
  printf(\"%s %#x\\n\", \$\$name, \$arg1);
}
"
close $fp

########## Begin /tmp/stap-postgres.sh ########## 
set fp [open "$pgdata.sh" "w"]
puts $fp "
function run_tests \{
/bin/rm -rf $pgdata
$postgresdir/bin/initdb $pgdata

which stap
stap -m \$(date +stapsdt_%j%k%M%N | sed 's/ //') -c \"$postgresdir/bin/postgres -D $pgdata\" $pgdata.stp >$pgdata-markers.log 2>&1 &
STAPPID=\$!

# wait until postgres is running
for i in \$(seq 0 10) ; do
    if $postgresdir/bin/pg_ctl status -D $pgdata
    then break;
    fi
    sleep 5
done

(cd $postgresbuild/src/test/regress/
 make installcheck > $pgdata.log 2>&1)

ACQUIRE=\$(grep 'lwlock__acquire 0x\[0-9\]* 0x\[0-9\]*' $pgdata-markers.log | wc -l)
RELEASE=\$(grep 'lwlock__release 0x\[0-9\]*' $pgdata-markers.log | wc -l)
START=\$(grep 'transaction__start 0x\[0-9\]*' $pgdata-markers.log | wc -l)
COMMIT=\$(grep 'transaction__commit 0x\[0-9\]*' $pgdata-markers.log | wc -l)
OKAY=\$(grep 'test .*ok' $pgdata.log | wc -l)

echo lwlock__acquire=\$ACQUIRE lwlock__release=\$RELEASE transaction__start=\$START transaction__commit=\$COMMIT test-ok=\$OKAY
: 44873 75325 591 489 0

if \[ \$ACQUIRE -gt 40000 -a \$RELEASE -gt 70000 -a \$START -gt 500 -a \$COMMIT -gt 400 \] ; then
   echo PASS: postgres tests \$1
else
   echo FAIL: postgres tests \$1
fi

if \[ \$OKAY -gt 100 \] ; then
   echo PASS: postgres markers \$1
else
   echo FAIL: postgres markers \$1
fi

/usr/local/pgsql/bin/pg_ctl stop -D $pgdata
kill \$STAPPID
\}

if \[ ! -r postgresql-8.3.6.tar.bz2 \] ; then
wget http://wwwmaster.postgresql.org/redir/198/h/source/v8.3.6/postgresql-8.3.6.tar.bz2
fi

if \[ ! -d $postgresbuild/src/backend \] ; then
tar -x -f postgresql-8.3.6.tar.bz2
fi

cd postgresql-8.3.6/
mkdir bld;cd bld
../configure --enable-dtrace --prefix=$postgresdir
# sed -i -e 's/ifeq (\$(PORTNAME), solaris)/ifeq (\$(enable_dtrace), yes)/' src/backend/Makefile
sed -i -e 's/^CFLAGS = -O2.*\$/& -g -DEXPERIMENTAL_UTRACE_SDT/' src/Makefile.global
make
make install
run_tests utrace

sed -i -e 's/UTRACE/KPROBE/' src/Makefile.global
(cd src/backend/utils/
 make clean)
make
make install
run_tests kprobe

sed -i -e 's/-DEXPERIMENTAL_KPROBE_SDT//' src/Makefile.global
(cd src/backend/utils/
 make clean)
make
make install
run_tests uprobe
"
########## End /tmp/stap-postgres.sh ########## 
close $fp

########## /tmp/stap-postgres.sh does most of the work ########## 
verbose -log Running postgres testsuite
spawn sh $pgdata.sh 2>&1
expect {
    -timeout 1000
    -re {FAIL: [a-z_ ]+} { regexp " .*$" $expect_out(0,string) s; 
	fail "$s"; exp_continue }
    -re {PASS: [a-z_ ]+} { regexp " .*$" $expect_out(0,string) s; 
	pass "$s"; exp_continue }
    -re {UNSUPPORTED: [a-zA-Z_/: ]+} { regexp " .*$" $expect_out(0,string) s; 
	verbose -log "$s"
	unsupported "$s"; exp_continue }
    timeout { fail "$test (timeout)" }
    eof { }
}

if { $verbose == 0 } {
catch {exec rm -rf $pgdata}
catch {exec rm -rf $pgdata.stp $pgdata.log \
	   $pgdata-markers.log $pgdata.sh postgresql-8.3.6.tar.bz2}
catch {exec rm -rf postgresql-8.3.6}
}